Summit Racing Pistons & Piston Rings

Piston Rings, Moly, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-133-M139-30

4.63 out of 5 stars ( 19 )

Estimated Ship Date: Today

Piston Rings, Plasma-Moly, 4.155 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-134-CM553430

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

Piston Rings, Moly, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-133-M139-60

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

Piston Rings, Moly, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-133-M139-40

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Rings, Moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-133-M139-00

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Today

Piston Rings, Plasma-Moly, 4.165 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-134-CM553440

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Piston Rings, Plasma-Moly, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-134-CM553140

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Rings, Cast Iron, 4.250 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-133-683-00

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-110S274030-8

Not Yet Reviewed

Estimated Ship Date: Today

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-299S274000-2

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Special Order

Piston, Forged, Flat, 4.030 in. Bore, Chevy, Each

Part Number: SUM-17360FC-30-1

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Special Order

Piston Rings, Plasma-Moly, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-134-CM553130

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-326S454000-2

Not Yet Reviewed

Estimated Ship Date: Today

Piston Rings, Plasma-Moly, 4.125 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-134-CM553400

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-110S274070-6

Not Yet Reviewed

Estimated Ship Date: Today

Piston Rings, Plasma-Moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-134-CM553100

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-110S273S03-5

Not Yet Reviewed

Estimated Ship Date: Today

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-326S43785-7F

Not Yet Reviewed

Estimated Ship Date: Today

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-110S274065-6

Not Yet Reviewed

Estimated Ship Date: Today

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-299S273780-2

Not Yet Reviewed

Estimated Ship Date: Today

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-299S27403012

Not Yet Reviewed

Estimated Ship Date: Today

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-326S43780-7F

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Special Order

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-299S273898-3

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 16, 2025 if ordered today

• Special Order

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-299S27400512

Not Yet Reviewed

Estimated Ship Date: Today

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-326S434070-2

Not Yet Reviewed

Estimated Ship Date: Dec 16, 2025 if ordered today

• Special Order